One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Delavan you can determine when it's the best time to plant snap beans by reviewing the USDA zone info.

Planting Calendar for Snap beans

Frost tolerance for snap beans:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's probably not a good idea to plant snap beans until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant snap beans in Delavan is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant snap beans and expect a good harvest is probably August. If you wait any later than that and your snap beans may not have a chance to really do well. You can get started a little bit earlier by starting your snap beans indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Delavan. In the coldest months of winter you should expect an average low temperature of -15°F.

Always keep in mind that USDA zone info for Delavan is just an average and the actual date of last frost is different every year. Since half of the time in Delavan you get surprised by a frost after April 15 be ready to cover your snap beans in the event of one of those late frosts.

USDA Zone Info for Delavan

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Delavan

You may be interested in your other planting guides for Delavan.